Noble Mount Womens Arctic Indoor Boot Slippers Imported Body of slipper is 100% acrylic. Super soft faux shearling polyester interior. Comfortable, lightweight, yet warm. Wear it as a taller bot or fold them over and wear as an ankle boot. Semi-hard anti-skid rubber sole. Perfect for hard slippery surfaces. Stylish winter print design on outside. Ribbed cuff at top of boot and exagerrated stitch lines on bottom exterior. *Updated Sizing* Small fits up to size 6. Medium fits up to size 7. Large fits up to size 8. Xlarge fits up to size 9. US Women Shoe Sizing.